package com.pangu.test;

import org.nutz.lang.Strings;

public class MessCode {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		System.out.println(Strings.isBlank(null));
		System.out.println(Strings.isBlank(""));
		System.out.println(Strings.isBlank("  "));
		System.out.println(Strings.isBlank("\t\r\n"));
		System.out.println(Strings.isEmpty(null));
		System.out.println(Strings.isEmpty(""));
		System.out.println(Strings.isEmpty("  "));
		System.out.println(Strings.isEmpty("\t\r\n"));
		
		int i = -2;
		System.out.println(i&0x7FFFFFFF);
	}

}
